Calcium carbonate react with carbon dioxide and water to produce calcium hydrogen carbonate. The reaction proceeds at room temperature. CaCO3 +... View Article
Bioindicators are living organisms such as plants, planktons, animals, and microbes, which are utilized to screen the health of the natural... View Article
The molecular weight is the mass of one mole of a substance. Usually, the units used for this are grams per mole. The molecular weight of a pure... View Article
Dipole-dipole interactions occur when partial charge form within a molecule because of the uneven distribution of electrons. Dipole-dipole... View Article
The term luster refers to the quantity and quality of the light which is reflected from a mineral's exterior surfaces. Luster provides an... View Article
The compound eyes of arthropods like insects, crustaceans and millipedes are composed of units called as ommatidia. An ommatidium contains a... View Article
The concentration of ions in solution depends on the mole ratio between the dissolved substance and the cations and anions it forms in solution.... View Article
Freefall is defined as a situation when a body is moving only under the influence of the earth’s gravity. Since external force is acting on the... View Article
Burning of paper is not a physical change. Ash is formed as result of burning of paper which is a new product. Chemical change a new substance... View Article
Boyle's law states for a fixed amount of an enclosed ideal gas, its absolute pressure is inversely proportional to its volume at a constant... View Article
The heat of hydrogenation is less than expected because benzene is stabilized by resonance. Cyclohexene has one double bond, and its heat of... View Article
Formal Charge is calculated with the following equation: Charge = Group Number - (lone electrons + the number of bonds) One Nitrogen atom = 1 x... View Article
Answer: CO2 is a neutral molecule with 16 total valence electrons. Carbon single bonded to both oxygen atoms Carbon = +2 Oxygens = −1 each ∴... View Article
The copper is the element which is placed in the group 11 having an atomic number of 29. Its electronic configuration is [Ar] 3d104s1 Copper was... View Article
A butyl group is a four-carbon substituent that can be arranged in four different ways, and each form has its own name. isobutyl got primary,... View Article
Answer: Metals are minerals or substances that form naturally below the surface of the Earth. Most metals are lustrous or shiny. Metals ate... View Article
